package com.lby.system.service;

import com.lby.system.entity.Department;
import com.baomidou.mybatisplus.extension.service.IService;

import java.util.List;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author lby
 * @since 2021-05-10
 */
public interface DepartmentService extends IService<Department> {

    /**
     * 多表关联查询部门
     * @return
     */
    List<Department> findDeptAndCount();

}
